Message type: E = Error
Message class:  CNV_CMIS_M - Message class for CMIS Migration 
Message number: 014
Message text: An identical mapping entry already exists; remove or change this entry
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The SAP error message CNV_CMIS_M014 indicates that there is a duplicate mapping entry in the system. This typically occurs during data migration or conversion processes, particularly when using the SAP Conversion Tools or the SAP Data Migration Cockpit. The error suggests that the system has detected an identical mapping entry that already exists, which can lead to conflicts or inconsistencies in the data being processed.
Cause: Duplicate Entries: The most common cause is that the mapping table or configuration has duplicate entries for the same source and target fields. Incorrect Configuration: There may be an error in the configuration of the mapping settings, leading to unintentional duplicates. Data Import Issues: If data is being imported from an external source, it may contain duplicates that were not filtered out before the import.
Solution: Identify Duplicates: Review the mapping entries in the relevant mapping table or configuration settings. Look for identical entries that may have been created inadvertently. Remove
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